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Re: [PATCH v3 3/9] irqchip/gic-v2: Gather ACPI specific data in a single structure

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On Tue, Mar 08, 2016 at 11:29:27AM +0000, Julien Grall wrote:
> For now, there is only one member. More member will be added later.

questionable commit message

> 
> Signed-off-by: Julien Grall <julien.grall@arm.com>
> 
> ---
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Jason Cooper <jason@lakedaemon.net>
> Cc: Marc Zyngier <marc.zyngier@arm.com>
> 
>     Changes in v2:
>         - Patch added
> ---
>  drivers/irqchip/irq-gic.c | 11 +++++++----
>  1 file changed, 7 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
> index 8f9ebf7..fbde202 100644
> --- a/drivers/irqchip/irq-gic.c
> +++ b/drivers/irqchip/irq-gic.c
> @@ -1245,7 +1245,10 @@ IRQCHIP_DECLARE(pl390, "arm,pl390", gic_of_init);
>  #endif
>  
>  #ifdef CONFIG_ACPI
> -static phys_addr_t cpu_phy_base __initdata;
> +static struct
> +{
> +	phys_addr_t cpu_phy_base;
> +} acpi_data __initdata;
>  
>  static int __init
>  gic_acpi_parse_madt_cpu(struct acpi_subtable_header *header,
> @@ -1265,10 +1268,10 @@ gic_acpi_parse_madt_cpu(struct acpi_subtable_header *header,
>  	 * All CPU interface addresses have to be the same.
>  	 */
>  	gic_cpu_base = processor->base_address;
> -	if (cpu_base_assigned && gic_cpu_base != cpu_phy_base)
> +	if (cpu_base_assigned && gic_cpu_base != acpi_data.cpu_phy_base)
>  		return -EINVAL;
>  
> -	cpu_phy_base = gic_cpu_base;
> +	acpi_data.cpu_phy_base = gic_cpu_base;
>  	cpu_base_assigned = 1;
>  	return 0;
>  }
> @@ -1316,7 +1319,7 @@ static int __init gic_v2_acpi_init(struct acpi_subtable_header *header,
>  		return -EINVAL;
>  	}
>  
> -	cpu_base = ioremap(cpu_phy_base, ACPI_GIC_CPU_IF_MEM_SIZE);
> +	cpu_base = ioremap(acpi_data.cpu_phy_base, ACPI_GIC_CPU_IF_MEM_SIZE);
>  	if (!cpu_base) {
>  		pr_err("Unable to map GICC registers\n");
>  		return -ENOMEM;
> -- 
> 1.9.1
> 
super nit: I would use cpu_phys_base instead of cpu_phy_base, but I'll
leave it up to you.

Acked-by: Christoffer Dall <christoffer.dall@linaro.org>

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[PATCH v3 0/9] arm64: Add support of KVM with ACPI Julien Grall <julien.grall@arm.com> - 2016-03-08 12:40 +0100
  [PATCH v3 4/9] irqchip/gic-v2: Parse and export virtual GIC information Julien Grall <julien.grall@arm.com> - 2016-03-08 12:40 +0100
    Re: [PATCH v3 4/9] irqchip/gic-v2: Parse and export virtual GIC  information Christoffer Dall <christoffer.dall@linaro.org> - 2016-03-09 06:20 +0100
      Re: [PATCH v3 4/9] irqchip/gic-v2: Parse and export virtual GIC  information Julien Grall <julien.grall@arm.com> - 2016-03-14 13:20 +0100
  [PATCH v3 3/9] irqchip/gic-v2: Gather ACPI specific data in a single structure Julien Grall <julien.grall@arm.com> - 2016-03-08 12:40 +0100
    Re: [PATCH v3 3/9] irqchip/gic-v2: Gather ACPI specific data in a  single structure Christoffer Dall <christoffer.dall@linaro.org> - 2016-03-09 06:50 +0100
      Re: [PATCH v3 3/9] irqchip/gic-v2: Gather ACPI specific data in a  single structure Julien Grall <julien.grall@arm.com> - 2016-03-09 07:20 +0100
        Re: [PATCH v3 3/9] irqchip/gic-v2: Gather ACPI specific data in a  single structure Christoffer Dall <christoffer.dall@linaro.org> - 2016-03-13 19:20 +0100
  [PATCH v3 6/9] irqchip/gic-v3: Parse and export virtual GIC information Julien Grall <julien.grall@arm.com> - 2016-03-08 12:40 +0100
    Re: [PATCH v3 6/9] irqchip/gic-v3: Parse and export virtual GIC  information Christoffer Dall <christoffer.dall@linaro.org> - 2016-03-09 07:00 +0100
  [PATCH v3 7/9] KVM: arm/arm64: arch_timer: Rely on the arch timer to parse the firmware tables Julien Grall <julien.grall@arm.com> - 2016-03-08 12:40 +0100
    Re: [PATCH v3 7/9] KVM: arm/arm64: arch_timer: Rely on the arch  timer to parse the firmware tables Christoffer Dall <christoffer.dall@linaro.org> - 2016-03-09 07:00 +0100

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